+<?php

+/**

+*

+* This file is part of the phpBB Forum Software package.

+*

+* @copyright (c) phpBB Limited <https://www.phpbb.com>

+* @license GNU General Public License, version 2 (GPL-2.0)

+*

+* For full copyright and license information, please see

+* the docs/CREDITS.txt file.

+*

+*/

+

+namespace phpbb\avatar\driver;

+

+/**

+* Base class for avatar drivers

+*/

+abstract class driver implements \phpbb\avatar\driver\driver_interface

+{

+ /**

+ * Avatar driver name

+ * @var string

+ */

+ protected $name;

+

+ /**

+ * Current board configuration

+ * @var \phpbb\config\config

+ */

+ protected $config;

+

+ /**

+ * Current $phpbb_root_path

+ * @var string

+ */

+ protected $phpbb_root_path;

+

+ /**

+ * Current $php_ext

+ * @var string

+ */

+ protected $php_ext;

+

+ /**

+ * Path Helper

+ * @var \phpbb\path_helper

+ */

+ protected $path_helper;

+

+ /**

+ * Cache driver

+ * @var \phpbb\cache\driver\driver_interface

+ */

+ protected $cache;

+

+ /**

+ * Array of allowed avatar image extensions

+ * Array is used for setting the allowed extensions in the fileupload class

+ * and as a base for a regex of allowed extensions, which will be formed by

+ * imploding the array with a "|".

+ *

+ * @var array

+ */

+ protected $allowed_extensions = array(

+ 'gif',

+ 'jpg',

+ 'jpeg',

+ 'png',

+ );

+

+ /**

+ * Construct a driver object

+ *

+ * @param \phpbb\config\config $config phpBB configuration

+ * @param string $phpbb_root_path Path to the phpBB root

+ * @param string $php_ext PHP file extension

+ * @param \phpbb\path_helper $path_helper phpBB path helper

+ * @param \phpbb\cache\driver\driver_interface $cache Cache driver

+ */

+ public function __construct(\phpbb\config\config $config, $phpbb_root_path, $php_ext, \phpbb\path_helper $path_helper, \phpbb\cache\driver\driver_interface $cache = null)

+ {

+ $this->config = $config;

+ $this->phpbb_root_path = $phpbb_root_path;

+ $this->php_ext = $php_ext;

+ $this->path_helper = $path_helper;

+ $this->cache = $cache;

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function get_custom_html($user, $row, $alt = '')

+ {

+ return '';

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function prepare_form_acp($user)

+ {

+ return array();

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function delete($row)

+ {

+ return true;

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function get_name()

+ {

+ return $this->name;

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function get_config_name()

+ {

+ return preg_replace('#^phpbb\\\\avatar\\\\driver\\\\#', '', get_class($this));

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function get_acp_template_name()

+ {

+ return 'acp_avatar_options_' . $this->get_config_name() . '.html';

+ }

+

+ /**

+ * Sets the name of the driver.

+ *

+ * @param string $name Driver name

+ */

+ public function set_name($name)

+ {

+ $this->name = $name;

+ }

+}

+<?php

+/**

+*

+* This file is part of the phpBB Forum Software package.

+*

+* @copyright (c) phpBB Limited <https://www.phpbb.com>

+* @license GNU General Public License, version 2 (GPL-2.0)

+*

+* For full copyright and license information, please see

+* the docs/CREDITS.txt file.

+*

+*/

+

+namespace phpbb\avatar\driver;

+

+/**

+* Interface for avatar drivers

+*/

+interface driver_interface

+{

+ /**

+ * Returns the name of the driver.

+ *

+ * @return string Name of driver.

+ */

+ public function get_name();

+

+ /**

+ * Returns the config name of the driver. To be used in accessing the CONFIG variables.

+ *

+ * @return string Config name of driver.

+ */

+ public function get_config_name();

+

+ /**

+ * Get the avatar url and dimensions

+ *

+ * @param array $row User data or group data that has been cleaned with

+ * \phpbb\avatar\manager::clean_row

+ * @return array Avatar data, must have keys src, width and height, e.g.

+ * ['src' => '', 'width' => 0, 'height' => 0]

+ */

+ public function get_data($row);

+

+ /**

+ * Returns custom html if it is needed for displaying this avatar

+ *

+ * @param \phpbb\user $user phpBB user object

+ * @param array $row User data or group data that has been cleaned with

+ * \phpbb\avatar\manager::clean_row

+ * @param string $alt Alternate text for avatar image

+ *

+ * @return string HTML

+ */

+ public function get_custom_html($user, $row, $alt = '');

+

+ /**

+ * Prepare form for changing the settings of this avatar

+ *

+ * @param \phpbb\request\request $request Request object

+ * @param \phpbb\template\template $template Template object

+ * @param \phpbb\user $user User object

+ * @param array $row User data or group data that has been cleaned with

+ * \phpbb\avatar\manager::clean_row

+ * @param array &$error Reference to an error array that is filled by this

+ * function. Key values can either be a string with a language key or

+ * an array that will be passed to vsprintf() with the language key in

+ * the first array key.

+ *

+ * @return bool True if form has been successfully prepared

+ */

+ public function prepare_form($request, $template, $user, $row, &$error);

+

+ /**

+ * Prepare form for changing the acp settings of this avatar

+ *

+ * @param \phpbb\user $user phpBB user object

+ *

+ * @return array Array of configuration options as consumed by acp_board.

+ * The setting for enabling/disabling the avatar will be handled by

+ * the avatar manager.

+ */

+ public function prepare_form_acp($user);

+

+ /**

+ * Process form data

+ *

+ * @param \phpbb\request\request $request Request object

+ * @param \phpbb\template\template $template Template object

+ * @param \phpbb\user $user User object

+ * @param array $row User data or group data that has been cleaned with

+ * \phpbb\avatar\manager::clean_row

+ * @param array &$error Reference to an error array that is filled by this

+ * function. Key values can either be a string with a language key or

+ * an array that will be passed to vsprintf() with the language key in

+ * the first array key.

+ *

+ * @return array Array containing the avatar data as follows:

+ * ['avatar'], ['avatar_width'], ['avatar_height']

+ */

+ public function process_form($request, $template, $user, $row, &$error);

+

+ /**

+ * Delete avatar

+ *

+ * @param array $row User data or group data that has been cleaned with

+ * \phpbb\avatar\manager::clean_row

+ *

+ * @return bool True if avatar has been deleted or there is no need to delete,

+ * i.e. when the avatar is not hosted locally.

+ */

+ public function delete($row);

+

+ /**

+ * Get the avatar driver's template name

+ *

+ * @return string Avatar driver's template name

+ */

+ public function get_template_name();

+

+ /**

+ * Get the avatar driver's template name (ACP)

+ *

+ * @return string Avatar driver's template name

+ */

+ public function get_acp_template_name();

+}

+<?php

+/**

+*

+* This file is part of the phpBB Forum Software package.

+*

+* @copyright (c) phpBB Limited <https://www.phpbb.com>

+* @license GNU General Public License, version 2 (GPL-2.0)

+*

+* For full copyright and license information, please see

+* the docs/CREDITS.txt file.

+*

+*/

+

+namespace phpbb\avatar\driver;

+

+/**

+* Handles avatars hosted at gravatar.com

+*/

+class gravatar extends \phpbb\avatar\driver\driver

+{

+ /**

+ * The URL for the gravatar service

+ */

+ const GRAVATAR_URL = '//secure.gravatar.com/avatar/';

+

+ /**

+ * {@inheritdoc}

+ */

+ public function get_data($row)

+ {

+ return array(

+ 'src' => $row['avatar'],

+ 'width' => $row['avatar_width'],

+ 'height' => $row['avatar_height'],

+ );

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function get_custom_html($user, $row, $alt = '')

+ {

+ return '<img src="' . $this->get_gravatar_url($row) . '" ' .

+ ($row['avatar_width'] ? ('width="' . $row['avatar_width'] . '" ') : '') .

+ ($row['avatar_height'] ? ('height="' . $row['avatar_height'] . '" ') : '') .

+ 'alt="' . ((!empty($user->lang[$alt])) ? $user->lang[$alt] : $alt) . '" />';

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function prepare_form($request, $template, $user, $row, &$error)

+ {

+ $template->assign_vars(array(

+ 'AVATAR_GRAVATAR_WIDTH' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar_width']) ? $row['avatar_width'] : $request->variable('avatar_gravatar_width', ''),

+ 'AVATAR_GRAVATAR_HEIGHT' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar_height']) ? $row['avatar_height'] : $request->variable('avatar_gravatar_width', ''),

+ 'AVATAR_GRAVATAR_EMAIL' => (($row['avatar_type'] == $this->get_name() || $row['avatar_type'] == 'gravatar') && $row['avatar']) ? $row['avatar'] : '',

+ ));

+

+ return true;

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function process_form($request, $template, $user, $row, &$error)

+ {

+ $row['avatar'] = $request->variable('avatar_gravatar_email', '');

+ $row['avatar_width'] = $request->variable('avatar_gravatar_width', 0);

+ $row['avatar_height'] = $request->variable('avatar_gravatar_height', 0);

+

+ if (empty($row['avatar']))

+ {

+ return false;

+ }

+

+ if (!function_exists('validate_data'))

+ {

+ require($this->phpbb_root_path . 'includes/functions_user.' . $this->php_ext);

+ }

+

+ $validate_array = validate_data(

+ array(

+ 'email' => $row['avatar'],

+ ),

+ array(

+ 'email' => array(

+ array('string', false, 6, 60),

+ array('email'),

+ ),

+ )

+ );

+

+ $error = array_merge($error, $validate_array);

+

+ if (!empty($error))

+ {

+ return false;

+ }

+

+ // Make sure getimagesize works...

+ if (function_exists('getimagesize') && ($row['avatar_width'] <= 0 || $row['avatar_height'] <= 0))

+ {

+ /**

+ * default to the minimum of the maximum allowed avatar size if the size

+ * is not or only partially entered

+ */

+ $row['avatar_width'] = $row['avatar_height'] = min($this->config['avatar_max_width'], $this->config['avatar_max_height']);

+ $url = $this->get_gravatar_url($row);

+

+ if (($row['avatar_width'] <= 0 || $row['avatar_height'] <= 0) && (($image_data = getimagesize($url)) === false))

+ {

+ $error[] = 'UNABLE_GET_IMAGE_SIZE';

+ return false;

+ }

+

+ if (!empty($image_data) && ($image_data[0] <= 0 || $image_data[1] <= 0))

+ {

+ $error[] = 'AVATAR_NO_SIZE';

+ return false;

+ }

+

+ $row['avatar_width'] = ($row['avatar_width'] && $row['avatar_height']) ? $row['avatar_width'] : $image_data[0];

+ $row['avatar_height'] = ($row['avatar_width'] && $row['avatar_height']) ? $row['avatar_height'] : $image_data[1];

+ }

+

+ if ($row['avatar_width'] <= 0 || $row['avatar_height'] <= 0)

+ {

+ $error[] = 'AVATAR_NO_SIZE';

+ return false;

+ }

+

+ if ($this->config['avatar_max_width'] || $this->config['avatar_max_height'])

+ {

+ if ($row['avatar_width'] > $this->config['avatar_max_width'] || $row['avatar_height'] > $this->config['avatar_max_height'])

+ {

+ $error[] = array('AVATAR_WRONG_SIZE', $this->config['avatar_min_width'], $this->config['avatar_min_height'], $this->config['avatar_max_width'], $this->config['avatar_max_height'], $row['avatar_width'], $row['avatar_height']);

+ return false;

+ }

+ }

+

+ if ($this->config['avatar_min_width'] || $this->config['avatar_min_height'])

+ {

+ if ($row['avatar_width'] < $this->config['avatar_min_width'] || $row['avatar_height'] < $this->config['avatar_min_height'])

+ {

+ $error[] = array('AVATAR_WRONG_SIZE', $this->config['avatar_min_width'], $this->config['avatar_min_height'], $this->config['avatar_max_width'], $this->config['avatar_max_height'], $row['avatar_width'], $row['avatar_height']);

+ return false;

+ }

+ }

+

+ return array(

+ 'avatar' => $row['avatar'],

+ 'avatar_width' => $row['avatar_width'],

+ 'avatar_height' => $row['avatar_height'],

+ );

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function get_template_name()

+ {

+ return 'ucp_avatar_options_gravatar.html';

+ }

+

+ /**

+ * Build gravatar URL for output on page

+ *

+ * @param array $row User data or group data that has been cleaned with

+ * \phpbb\avatar\manager::clean_row

+ * @return string Gravatar URL

+ */

+ protected function get_gravatar_url($row)

+ {

+ global $phpbb_dispatcher;

+

+ $url = self::GRAVATAR_URL;

+ $url .= md5(strtolower(trim($row['avatar'])));

+

+ if ($row['avatar_width'] || $row['avatar_height'])

+ {

+ $url .= '?s=' . max($row['avatar_width'], $row['avatar_height']);

+ }

+

+ /**

+ * Modify gravatar url

+ *

+ * @event core.get_gravatar_url_after

+ * @var string row User data or group data

+ * @var string url Gravatar URL

+ * @since 3.1.7-RC1

+ */

+ $vars = array('row', 'url');

+ extract($phpbb_dispatcher->trigger_event('core.get_gravatar_url_after', compact($vars)));

+

+ return $url;

+ }

+}

+<?php

+/**

+*

+* This file is part of the phpBB Forum Software package.

+*

+* @copyright (c) phpBB Limited <https://www.phpbb.com>

+* @license GNU General Public License, version 2 (GPL-2.0)

+*

+* For full copyright and license information, please see

+* the docs/CREDITS.txt file.

+*

+*/

+

+namespace phpbb\avatar\driver;

+

+/**

+* Handles avatars selected from the board gallery

+*/

+class local extends \phpbb\avatar\driver\driver

+{

+ /**

+ * {@inheritdoc}

+ */

+ public function get_data($row)

+ {

+ $root_path = (defined('PHPBB_USE_BOARD_URL_PATH') && PHPBB_USE_BOARD_URL_PATH) ? generate_board_url() . '/' : $this->path_helper->get_web_root_path();

+

+ return array(

+ 'src' => $root_path . $this->config['avatar_gallery_path'] . '/' . $row['avatar'],

+ 'width' => $row['avatar_width'],

+ 'height' => $row['avatar_height'],

+ );

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function prepare_form($request, $template, $user, $row, &$error)

+ {

+ $avatar_list = $this->get_avatar_list($user);

+ $category = $request->variable('avatar_local_cat', key($avatar_list));

+

+ foreach ($avatar_list as $cat => $null)

+ {

+ if (!empty($avatar_list[$cat]))

+ {

+ $template->assign_block_vars('avatar_local_cats', array(

+ 'NAME' => $cat,

+ 'SELECTED' => ($cat == $category),

+ ));

+ }

+

+ if ($cat != $category)

+ {

+ unset($avatar_list[$cat]);

+ }

+ }

+

+ if (!empty($avatar_list[$category]))

+ {

+ $template->assign_vars(array(

+ 'AVATAR_LOCAL_SHOW' => true,

+ ));

+

+ $table_cols = isset($row['avatar_gallery_cols']) ? $row['avatar_gallery_cols'] : 4;

+ $row_count = $col_count = $avatar_pos = 0;

+ $avatar_count = sizeof($avatar_list[$category]);

+

+ reset($avatar_list[$category]);

+

+ while ($avatar_pos < $avatar_count)

+ {

+ $img = current($avatar_list[$category]);

+ next($avatar_list[$category]);

+

+ if ($col_count == 0)

+ {

+ ++$row_count;

+ $template->assign_block_vars('avatar_local_row', array(

+ ));

+ }

+

+ $template->assign_block_vars('avatar_local_row.avatar_local_col', array(

+ 'AVATAR_IMAGE' => $this->phpbb_root_path . $this->config['avatar_gallery_path'] . '/' . $img['file'],

+ 'AVATAR_NAME' => $img['name'],

+ 'AVATAR_FILE' => $img['filename'],

+ 'CHECKED' => $img['file'] === $row['avatar'],

+ ));

+

+ $template->assign_block_vars('avatar_local_row.avatar_local_option', array(

+ 'AVATAR_FILE' => $img['filename'],

+ 'S_OPTIONS_AVATAR' => $img['filename'],

+ 'CHECKED' => $img['file'] === $row['avatar'],

+ ));

+

+ $col_count = ($col_count + 1) % $table_cols;

+

+ ++$avatar_pos;

+ }

+ }

+

+ return true;

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function prepare_form_acp($user)

+ {

+ return array(

+ 'avatar_gallery_path' => array('lang' => 'AVATAR_GALLERY_PATH', 'validate' => 'rpath', 'type' => 'text:20:255', 'explain' => true),

+ );

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function process_form($request, $template, $user, $row, &$error)

+ {

+ $avatar_list = $this->get_avatar_list($user);

+ $category = $request->variable('avatar_local_cat', '');

+

+ $file = $request->variable('avatar_local_file', '');

+

+ if (empty($category) || empty($file))

+ {

+ return false;

+ }

+

+ if (!isset($avatar_list[$category][urldecode($file)]))

+ {

+ $error[] = 'AVATAR_URL_NOT_FOUND';

+ return false;

+ }

+

+ return array(

+ 'avatar' => ($category != $user->lang['NO_AVATAR_CATEGORY']) ? $category . '/' . $file : $file,

+ 'avatar_width' => $avatar_list[$category][urldecode($file)]['width'],

+ 'avatar_height' => $avatar_list[$category][urldecode($file)]['height'],

+ );

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function get_template_name()

+ {

+ return 'ucp_avatar_options_local.html';

+ }

+

+ /**

+ * Get a list of avatars that are locally available

+ * Results get cached for 24 hours (86400 seconds)

+ *

+ * @param \phpbb\user $user User object

+ *

+ * @return array Array containing the locally available avatars

+ */

+ protected function get_avatar_list($user)

+ {

+ $avatar_list = ($this->cache == null) ? false : $this->cache->get('_avatar_local_list');

+

+ if ($avatar_list === false)

+ {

+ $avatar_list = array();

+ $path = $this->phpbb_root_path . $this->config['avatar_gallery_path'];

+

+ $iterator = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($path, \FilesystemIterator::SKIP_DOTS | \FilesystemIterator::UNIX_PATHS), \RecursiveIteratorIterator::SELF_FIRST);

+ foreach ($iterator as $file_info)

+ {

+ $file_path = $file_info->getPath();

+ $image = $file_info->getFilename();

+

+ // Match all images in the gallery folder

+ if (preg_match('#^[^&\'"<>]+\.(?:' . implode('|', $this->allowed_extensions) . ')$#i', $image) && is_file($file_path . '/' . $image))

+ {

+ if (function_exists('getimagesize'))

+ {

+ $dims = getimagesize($file_path . '/' . $image);

+ }

+ else

+ {

+ $dims = array(0, 0);

+ }

+ $cat = ($path == $file_path) ? $user->lang['NO_AVATAR_CATEGORY'] : str_replace("$path/", '', $file_path);

+ $avatar_list[$cat][$image] = array(

+ 'file' => ($cat != $user->lang['NO_AVATAR_CATEGORY']) ? str_replace('%2F', '/', rawurlencode($cat)) . '/' . rawurlencode($image) : rawurlencode($image),

+ 'filename' => rawurlencode($image),

+ 'name' => ucfirst(str_replace('_', ' ', preg_replace('#^(.*)\..*$#', '\1', $image))),

+ 'width' => $dims[0],

+ 'height' => $dims[1],

+ );

+ }

+ }

+ ksort($avatar_list);

+

+ if ($this->cache != null)

+ {

+ $this->cache->put('_avatar_local_list', $avatar_list, 86400);

+ }

+ }

+

+ return $avatar_list;

+ }

+}

+<?php

+/**

+*

+* This file is part of the phpBB Forum Software package.

+*

+* @copyright (c) phpBB Limited <https://www.phpbb.com>

+* @license GNU General Public License, version 2 (GPL-2.0)

+*

+* For full copyright and license information, please see

+* the docs/CREDITS.txt file.

+*

+*/

+

+namespace phpbb\avatar\driver;

+

+/**

+* Handles avatars hosted remotely

+*/

+class remote extends \phpbb\avatar\driver\driver

+{

+ /**

+ * {@inheritdoc}

+ */

+ public function get_data($row)

+ {

+ return array(

+ 'src' => $row['avatar'],

+ 'width' => $row['avatar_width'],

+ 'height' => $row['avatar_height'],

+ );

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function prepare_form($request, $template, $user, $row, &$error)

+ {

+ $template->assign_vars(array(

+ 'AVATAR_REMOTE_WIDTH' => ((in_array($row['avatar_type'], array(AVATAR_REMOTE, $this->get_name(), 'remote'))) && $row['avatar_width']) ? $row['avatar_width'] : $request->variable('avatar_remote_width', ''),

+ 'AVATAR_REMOTE_HEIGHT' => ((in_array($row['avatar_type'], array(AVATAR_REMOTE, $this->get_name(), 'remote'))) && $row['avatar_height']) ? $row['avatar_height'] : $request->variable('avatar_remote_width', ''),

+ 'AVATAR_REMOTE_URL' => ((in_array($row['avatar_type'], array(AVATAR_REMOTE, $this->get_name(), 'remote'))) && $row['avatar']) ? $row['avatar'] : '',

+ ));

+

+ return true;

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function process_form($request, $template, $user, $row, &$error)

+ {

+ $url = $request->variable('avatar_remote_url', '');

+ $width = $request->variable('avatar_remote_width', 0);

+ $height = $request->variable('avatar_remote_height', 0);

+

+ if (empty($url))

+ {

+ return false;

+ }

+

+ if (!preg_match('#^(http|https|ftp)://#i', $url))

+ {

+ $url = 'http://' . $url;

+ }

+

+ if (!function_exists('validate_data'))

+ {

+ require($this->phpbb_root_path . 'includes/functions_user.' . $this->php_ext);

+ }

+

+ $validate_array = validate_data(

+ array(

+ 'url' => $url,

+ ),

+ array(

+ 'url' => array('string', true, 5, 255),

+ )

+ );

+

+ $error = array_merge($error, $validate_array);

+

+ if (!empty($error))

+ {

+ return false;

+ }

+

+ // Check if this url looks alright

+ // Do not allow specifying the port (see RFC 3986) or IP addresses

+ if (!preg_match('#^(http|https|ftp)://(?:(.*?\.)*?[a-z0-9\-]+?\.[a-z]{2,4}|(?:\d{1,3}\.){3,5}\d{1,3}):?([0-9]*?).*?\.('. implode('|', $this->allowed_extensions) . ')$#i', $url) ||

+ preg_match('@^(http|https|ftp)://[^/:?#]+:[0-9]+[/:?#]@i', $url) ||

+ preg_match('#^(http|https|ftp)://(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])#i', $url) ||

+ preg_match('#^(http|https|ftp)://(?:(?:(?:[\dA-F]{1,4}:){6}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:::(?:[\dA-F]{1,4}:){0,5}(?:[\dA-F]{1,4}(?::[\dA-F]{1,4})?|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:):(?:[\dA-F]{1,4}:){4}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,2}:(?:[\dA-F]{1,4}:){3}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,3}:(?:[\dA-F]{1,4}:){2}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,4}:(?:[\dA-F]{1,4}:)(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,5}:(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,6}:[\dA-F]{1,4})|(?:(?:[\dA-F]{1,4}:){1,7}:)|(?:::))#i', $url))

+ {

+ $error[] = 'AVATAR_URL_INVALID';

+ return false;

+ }

+

+ // Make sure getimagesize works...

+ if (function_exists('getimagesize'))

+ {

+ if (($width <= 0 || $height <= 0) && (($image_data = @getimagesize($url)) === false))

+ {

+ $error[] = 'UNABLE_GET_IMAGE_SIZE';

+ return false;

+ }

+

+ if (!empty($image_data) && ($image_data[0] <= 0 || $image_data[1] <= 0))

+ {

+ $error[] = 'AVATAR_NO_SIZE';

+ return false;

+ }

+

+ $width = ($width && $height) ? $width : $image_data[0];

+ $height = ($width && $height) ? $height : $image_data[1];

+ }

+

+ if ($width <= 0 || $height <= 0)

+ {

+ $error[] = 'AVATAR_NO_SIZE';

+ return false;

+ }

+

+ if (!class_exists('fileupload'))

+ {

+ include($this->phpbb_root_path . 'includes/functions_upload.' . $this->php_ext);

+ }

+

+ $types = \fileupload::image_types();

+ $extension = strtolower(\filespec::get_extension($url));

+

+ // Check if this is actually an image

+ if ($file_stream = @fopen($url, 'r'))

+ {

+ // Timeout after 1 second

+ stream_set_timeout($file_stream, 1);

+ // read some data to ensure headers are present

+ fread($file_stream, 1024);

+ $meta = stream_get_meta_data($file_stream);

+

+ if (isset($meta['wrapper_data']['headers']) && is_array($meta['wrapper_data']['headers']))

+ {

+ $headers = $meta['wrapper_data']['headers'];

+ }

+ else if (isset($meta['wrapper_data']) && is_array($meta['wrapper_data']))

+ {

+ $headers = $meta['wrapper_data'];

+ }

+ else

+ {

+ $headers = array();

+ }

+

+ foreach ($headers as $header)

+ {

+ $header = preg_split('/ /', $header, 2);

+ if (strtr(strtolower(trim($header[0], ':')), '_', '-') === 'content-type')

+ {

+ if (strpos($header[1], 'image/') !== 0)

+ {

+ $error[] = 'AVATAR_URL_INVALID';

+ fclose($file_stream);

+ return false;

+ }

+ else

+ {

+ fclose($file_stream);

+ break;

+ }

+ }

+ }

+ }

+ else

+ {

+ $error[] = 'AVATAR_URL_INVALID';

+ return false;

+ }

+

+ if (!empty($image_data) && (!isset($types[$image_data[2]]) || !in_array($extension, $types[$image_data[2]])))

+ {

+ if (!isset($types[$image_data[2]]))

+ {

+ $error[] = 'UNABLE_GET_IMAGE_SIZE';

+ }

+ else

+ {

+ $error[] = array('IMAGE_FILETYPE_MISMATCH', $types[$image_data[2]][0], $extension);

+ }

+

+ return false;

+ }

+

+ if ($this->config['avatar_max_width'] || $this->config['avatar_max_height'])

+ {

+ if ($width > $this->config['avatar_max_width'] || $height > $this->config['avatar_max_height'])

+ {

+ $error[] = array('AVATAR_WRONG_SIZE', $this->config['avatar_min_width'], $this->config['avatar_min_height'], $this->config['avatar_max_width'], $this->config['avatar_max_height'], $width, $height);

+ return false;

+ }

+ }

+

+ if ($this->config['avatar_min_width'] || $this->config['avatar_min_height'])

+ {

+ if ($width < $this->config['avatar_min_width'] || $height < $this->config['avatar_min_height'])

+ {

+ $error[] = array('AVATAR_WRONG_SIZE', $this->config['avatar_min_width'], $this->config['avatar_min_height'], $this->config['avatar_max_width'], $this->config['avatar_max_height'], $width, $height);

+ return false;

+ }

+ }

+

+ return array(

+ 'avatar' => $url,

+ 'avatar_width' => $width,

+ 'avatar_height' => $height,

+ );

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function get_template_name()

+ {

+ return 'ucp_avatar_options_remote.html';

+ }

+}

+<?php

+/**

+*

+* This file is part of the phpBB Forum Software package.

+*

+* @copyright (c) phpBB Limited <https://www.phpbb.com>

+* @license GNU General Public License, version 2 (GPL-2.0)

+*

+* For full copyright and license information, please see

+* the docs/CREDITS.txt file.

+*

+*/

+

+namespace phpbb\avatar\driver;

+

+/**

+* Handles avatars uploaded to the board

+*/

+class upload extends \phpbb\avatar\driver\driver

+{

+ /**

+ * @var \phpbb\mimetype\guesser

+ */

+ protected $mimetype_guesser;

+

+ /**

+ * @var \phpbb\event\dispatcher_interface

+ */

+ protected $dispatcher;

+

+ /**

+ * Construct a driver object

+ *

+ * @param \phpbb\config\config $config phpBB configuration

+ * @param string $phpbb_root_path Path to the phpBB root

+ * @param string $php_ext PHP file extension

+ * @param \phpbb_path_helper $path_helper phpBB path helper

+ * @param \phpbb\mimetype\guesser $mimetype_guesser Mimetype guesser

+ * @param \phpbb\event\dispatcher_interface $dispatcher phpBB Event dispatcher object

+ * @param \phpbb\cache\driver\driver_interface $cache Cache driver

+ */

+ public function __construct(\phpbb\config\config $config, $phpbb_root_path, $php_ext, \phpbb\path_helper $path_helper, \phpbb\mimetype\guesser $mimetype_guesser, \phpbb\event\dispatcher_interface $dispatcher, \phpbb\cache\driver\driver_interface $cache = null)

+ {

+ $this->config = $config;

+ $this->phpbb_root_path = $phpbb_root_path;

+ $this->php_ext = $php_ext;

+ $this->path_helper = $path_helper;

+ $this->mimetype_guesser = $mimetype_guesser;

+ $this->dispatcher = $dispatcher;

+ $this->cache = $cache;

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function get_data($row)

+ {

+ $root_path = (defined('PHPBB_USE_BOARD_URL_PATH') && PHPBB_USE_BOARD_URL_PATH) ? generate_board_url() . '/' : $this->path_helper->get_web_root_path();

+

+ return array(

+ 'src' => $root_path . 'download/file.' . $this->php_ext . '?avatar=' . $row['avatar'],

+ 'width' => $row['avatar_width'],

+ 'height' => $row['avatar_height'],

+ );

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function prepare_form($request, $template, $user, $row, &$error)

+ {

+ if (!$this->can_upload())

+ {

+ return false;

+ }

+

+ $template->assign_vars(array(

+ 'S_UPLOAD_AVATAR_URL' => ($this->config['allow_avatar_remote_upload']) ? true : false,

+ 'AVATAR_UPLOAD_SIZE' => $this->config['avatar_filesize'],

+ ));

+

+ return true;

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function process_form($request, $template, $user, $row, &$error)

+ {

+ if (!$this->can_upload())

+ {

+ return false;

+ }

+

+ if (!class_exists('fileupload'))

+ {

+ include($this->phpbb_root_path . 'includes/functions_upload.' . $this->php_ext);

+ }

+

+ $upload = new \fileupload('AVATAR_', $this->allowed_extensions, $this->config['avatar_filesize'], $this->config['avatar_min_width'], $this->config['avatar_min_height'], $this->config['avatar_max_width'], $this->config['avatar_max_height'], (isset($this->config['mime_triggers']) ? explode('|', $this->config['mime_triggers']) : false));

+

+ $url = $request->variable('avatar_upload_url', '');

+ $upload_file = $request->file('avatar_upload_file');

+

+ if (!empty($upload_file['name']))

+ {

+ $file = $upload->form_upload('avatar_upload_file', $this->mimetype_guesser);

+ }

+ else if (!empty($this->config['allow_avatar_remote_upload']) && !empty($url))

+ {

+ if (!preg_match('#^(http|https|ftp)://#i', $url))

+ {

+ $url = 'http://' . $url;

+ }

+

+ if (!function_exists('validate_data'))

+ {

+ require($this->phpbb_root_path . 'includes/functions_user.' . $this->php_ext);

+ }

+

+ $validate_array = validate_data(

+ array(

+ 'url' => $url,

+ ),

+ array(

+ 'url' => array('string', true, 5, 255),

+ )

+ );

+

+ $error = array_merge($error, $validate_array);

+

+ if (!empty($error))

+ {

+ return false;

+ }

+

+ // Do not allow specifying the port (see RFC 3986) or IP addresses

+ // remote_upload() will do its own check for allowed filetypes

+ if (preg_match('@^(http|https|ftp)://[^/:?#]+:[0-9]+[/:?#]@i', $url) ||

+ preg_match('#^(http|https|ftp)://(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])#i', $url) ||

+ preg_match('#^(http|https|ftp)://(?:(?:(?:[\dA-F]{1,4}:){6}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:::(?:[\dA-F]{1,4}:){0,5}(?:[\dA-F]{1,4}(?::[\dA-F]{1,4})?|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:):(?:[\dA-F]{1,4}:){4}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,2}:(?:[\dA-F]{1,4}:){3}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,3}:(?:[\dA-F]{1,4}:){2}(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,4}:(?:[\dA-F]{1,4}:)(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,5}:(?:[\dA-F]{1,4}:[\dA-F]{1,4}|(?:(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.){3}(?:\d{1,2}|1\d\d|2[0-4]\d|25[0-5])))|(?:(?:[\dA-F]{1,4}:){1,6}:[\dA-F]{1,4})|(?:(?:[\dA-F]{1,4}:){1,7}:)|(?:::))#i', $url))

+ {

+ $error[] = 'AVATAR_URL_INVALID';

+ return false;

+ }

+

+ $file = $upload->remote_upload($url, $this->mimetype_guesser);

+ }

+ else

+ {

+ return false;

+ }

+

+ $prefix = $this->config['avatar_salt'] . '_';

+ $file->clean_filename('avatar', $prefix, $row['id']);

+

+ // If there was an error during upload, then abort operation

+ if (sizeof($file->error))

+ {

+ $file->remove();

+ $error = $file->error;

+ return false;

+ }

+

+ // Calculate new destination

+ $destination = $this->config['avatar_path'];

+

+ // Adjust destination path (no trailing slash)

+ if (substr($destination, -1, 1) == '/' || substr($destination, -1, 1) == '\\')

+ {

+ $destination = substr($destination, 0, -1);

+ }

+

+ $destination = str_replace(array('../', '..\\', './', '.\\'), '', $destination);

+ if ($destination && ($destination[0] == '/' || $destination[0] == "\\"))

+ {

+ $destination = '';

+ }

+

+ $filedata = array(

+ 'filename' => $file->get('filename'),

+ 'filesize' => $file->get('filesize'),

+ 'mimetype' => $file->get('mimetype'),

+ 'extension' => $file->get('extension'),

+ 'physical_filename' => $file->get('realname'),

+ 'real_filename' => $file->get('uploadname'),

+ );

+

+ /**

+ * Before moving new file in place (and eventually overwriting the existing avatar with the newly uploaded avatar)

+ *

+ * @event core.avatar_driver_upload_move_file_before

+ * @var array filedata Array containing uploaded file data

+ * @var string destination Destination directory where the file is going to be moved

+ * @var string prefix Prefix for the avatar filename

+ * @var array row Array with avatar row data

+ * @var array error Array of errors, if filled in by this event file will not be moved

+ * @since 3.1.6-RC1

+ * @changed 3.1.9-RC1 Added filedata

+ */

+ $vars = array(

+ 'filedata',

+ 'destination',

+ 'prefix',

+ 'row',

+ 'error',

+ );

+ extract($this->dispatcher->trigger_event('core.avatar_driver_upload_move_file_before', compact($vars)));

+

+ unset($filedata);

+

+ if (!sizeof($error))

+ {

+ // Move file and overwrite any existing image

+ $file->move_file($destination, true);

+ }

+

+ // If there was an error during move, then clean up leftovers

+ $error = array_merge($error, $file->error);

+ if (sizeof($error))

+ {

+ $file->remove();

+ return false;

+ }

+

+ // Delete current avatar if not overwritten

+ $ext = substr(strrchr($row['avatar'], '.'), 1);

+ if ($ext && $ext !== $file->get('extension'))

+ {

+ $this->delete($row);

+ }

+

+ return array(

+ 'avatar' => $row['id'] . '_' . time() . '.' . $file->get('extension'),

+ 'avatar_width' => $file->get('width'),

+ 'avatar_height' => $file->get('height'),

+ );

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function prepare_form_acp($user)

+ {

+ return array(

+ 'allow_avatar_remote_upload'=> array('lang' => 'ALLOW_REMOTE_UPLOAD', 'validate' => 'bool', 'type' => 'radio:yes_no', 'explain' => true),

+ 'avatar_filesize' => array('lang' => 'MAX_FILESIZE', 'validate' => 'int:0', 'type' => 'number:0', 'explain' => true, 'append' => ' ' . $user->lang['BYTES']),

+ 'avatar_path' => array('lang' => 'AVATAR_STORAGE_PATH', 'validate' => 'rpath', 'type' => 'text:20:255', 'explain' => true),

+ );

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function delete($row)

+ {

+

+ $error = array();

+ $destination = $this->config['avatar_path'];

+ $prefix = $this->config['avatar_salt'] . '_';

+ $ext = substr(strrchr($row['avatar'], '.'), 1);

+ $filename = $this->phpbb_root_path . $destination . '/' . $prefix . $row['id'] . '.' . $ext;

+

+ /**

+ * Before deleting an existing avatar

+ *

+ * @event core.avatar_driver_upload_delete_before

+ * @var string destination Destination directory where the file is going to be deleted

+ * @var string prefix Prefix for the avatar filename

+ * @var array row Array with avatar row data

+ * @var array error Array of errors, if filled in by this event file will not be deleted

+ * @since 3.1.6-RC1

+ */

+ $vars = array(

+ 'destination',

+ 'prefix',

+ 'row',

+ 'error',

+ );

+ extract($this->dispatcher->trigger_event('core.avatar_driver_upload_delete_before', compact($vars)));

+

+ if (!sizeof($error) && file_exists($filename))

+ {

+ @unlink($filename);

+ }

+

+ return true;

+ }

+

+ /**

+ * {@inheritdoc}

+ */

+ public function get_template_name()

+ {

+ return 'ucp_avatar_options_upload.html';

+ }

+

+ /**

+ * Check if user is able to upload an avatar

+ *

+ * @return bool True if user can upload, false if not

+ */

+ protected function can_upload()

+ {

+ return (file_exists($this->phpbb_root_path . $this->config['avatar_path']) && phpbb_is_writable($this->phpbb_root_path . $this->config['avatar_path']) && (@ini_get('file_uploads') || strtolower(@ini_get('file_uploads')) == 'on'));

+ }

+}

+<?php

+/**

+*

+* This file is part of the phpBB Forum Software package.

+*

+* @copyright (c) phpBB Limited <https://www.phpbb.com>

+* @license GNU General Public License, version 2 (GPL-2.0)

+*

+* For full copyright and license information, please see

+* the docs/CREDITS.txt file.

+*

+*/

+

+namespace phpbb\avatar;

+

+class manager

+{

+ /**

+ * phpBB configuration

+ * @var \phpbb\config\config

+ */

+ protected $config;

+

+ /**

+ * Array that contains a list of enabled drivers

+ * @var array

+ */

+ static protected $enabled_drivers = false;

+

+ /**

+ * Array that contains all available avatar drivers which are passed via the

+ * service container

+ * @var array

+ */

+ protected $avatar_drivers;

+

+ /**

+ * Default avatar data row

+ * @var array

+ */

+ static protected $default_row = array(

+ 'avatar' => '',

+ 'avatar_type' => '',

+ 'avatar_width' => 0,

+ 'avatar_height' => 0,

+ );

+

+ /**

+ * Construct an avatar manager object

+ *

+ * @param \phpbb\config\config $config phpBB configuration

+ * @param array $avatar_drivers Avatar drivers passed via the service container

+ */

+ public function __construct(\phpbb\config\config $config, $avatar_drivers)

+ {

+ $this->config = $config;

+ $this->register_avatar_drivers($avatar_drivers);

+ }

+

+ /**

+ * Register avatar drivers

+ *

+ * @param array $avatar_drivers Service collection of avatar drivers

+ */

+ protected function register_avatar_drivers($avatar_drivers)

+ {

+ if (!empty($avatar_drivers))

+ {

+ foreach ($avatar_drivers as $driver)

+ {

+ $this->avatar_drivers[$driver->get_name()] = $driver;

+ }

+ }

+ }

+

+ /**

+ * Get the driver object specified by the avatar type

+ *

+ * @param string $avatar_type Avatar type; by default an avatar's service container name

+ * @param bool $load_enabled Load only enabled avatars

+ *

+ * @return object Avatar driver object

+ */

+ public function get_driver($avatar_type, $load_enabled = true)

+ {

+ if (self::$enabled_drivers === false)

+ {

+ $this->load_enabled_drivers();

+ }

+

+ $avatar_drivers = ($load_enabled) ? self::$enabled_drivers : $this->get_all_drivers();

+

+ // Legacy stuff...

+ switch ($avatar_type)

+ {

+ case AVATAR_GALLERY:

+ $avatar_type = 'avatar.driver.local';

+ break;

+ case AVATAR_UPLOAD:

+ $avatar_type = 'avatar.driver.upload';

+ break;

+ case AVATAR_REMOTE:

+ $avatar_type = 'avatar.driver.remote';

+ break;

+ }

+

+ if (!isset($avatar_drivers[$avatar_type]))

+ {

+ return null;

+ }

+

+ /*

+ * There is no need to handle invalid avatar types as the following code

+ * will cause a ServiceNotFoundException if the type does not exist

+ */

+ $driver = $this->avatar_drivers[$avatar_type];

+

+ return $driver;

+ }

+

+ /**

+ * Load the list of enabled drivers

+ * This is executed once and fills self::$enabled_drivers

+ */

+ protected function load_enabled_drivers()

+ {

+ if (!empty($this->avatar_drivers))

+ {

+ self::$enabled_drivers = array();

+ foreach ($this->avatar_drivers as $driver)

+ {

+ if ($this->is_enabled($driver))

+ {

+ self::$enabled_drivers[$driver->get_name()] = $driver->get_name();

+ }

+ }

+ asort(self::$enabled_drivers);

+ }

+ }

+

+ /**

+ * Get a list of all avatar drivers

+ *

+ * As this function will only be called in the ACP avatar settings page, it

+ * doesn't make much sense to cache the list of all avatar drivers like the

+ * list of the enabled drivers.

+ *

+ * @return array Array containing a list of all avatar drivers

+ */

+ public function get_all_drivers()

+ {

+ $drivers = array();

+

+ if (!empty($this->avatar_drivers))

+ {

+ foreach ($this->avatar_drivers as $driver)

+ {

+ $drivers[$driver->get_name()] = $driver->get_name();

+ }

+ asort($drivers);

+ }

+

+ return $drivers;

+ }

+

+ /**

+ * Get a list of enabled avatar drivers

+ *

+ * @return array Array containing a list of the enabled avatar drivers

+ */

+ public function get_enabled_drivers()

+ {

+ if (self::$enabled_drivers === false)

+ {

+ $this->load_enabled_drivers();

+ }

+

+ return self::$enabled_drivers;

+ }

+

+ /**

+ * Strip out user_, group_, or other prefixes from array keys

+ *

+ * @param array $row User data or group data

+ * @param string $prefix Prefix of data keys (e.g. user), should not include the trailing underscore

+ *

+ * @return array User or group data with keys that have been

+ * stripped from the preceding "user_" or "group_"

+ * Also the group id is prefixed with g, when the prefix group is removed.

+ */

+ static public function clean_row($row, $prefix = '')

+ {

+ // Upon creation of a user/group $row might be empty

+ if (empty($row))

+ {

+ return self::$default_row;

+ }

+

+ $output = array();

+ foreach ($row as $key => $value)

+ {

+ $key = preg_replace("#^(?:{$prefix}_)#", '', $key);

+ $output[$key] = $value;

+ }

+

+ if ($prefix === 'group' && isset($output['id']))

+ {

+ $output['id'] = 'g' . $output['id'];

+ }

+

+ return $output;

+ }

+

+ /**

+ * Clean driver names that are returned from template files

+ * Underscores are replaced with dots

+ *

+ * @param string $name Driver name

+ *

+ * @return string Cleaned driver name

+ */

+ static public function clean_driver_name($name)

+ {

+ return str_replace(array('\\', '_'), '.', $name);

+ }

+

+ /**

+ * Prepare driver names for use in template files

+ * Dots are replaced with underscores

+ *

+ * @param string $name Clean driver name

+ *

+ * @return string Prepared driver name

+ */

+ static public function prepare_driver_name($name)

+ {

+ return str_replace('.', '_', $name);

+ }

+

+ /**

+ * Check if avatar is enabled

+ *

+ * @param object $driver Avatar driver object

+ *

+ * @return bool True if avatar is enabled, false if it's disabled

+ */

+ public function is_enabled($driver)

+ {

+ $config_name = $driver->get_config_name();

+

+ return $this->config["allow_avatar_{$config_name}"];

+ }

+

+ /**

+ * Get the settings array for enabling/disabling an avatar driver

+ *

+ * @param object $driver Avatar driver object

+ *

+ * @return array Array of configuration options as consumed by acp_board

+ */

+ public function get_avatar_settings($driver)

+ {

+ $config_name = $driver->get_config_name();

+

+ return array(

+ 'allow_avatar_' . $config_name => array('lang' => 'ALLOW_' . strtoupper(str_replace('\\', '_', $config_name)), 'validate' => 'bool', 'type' => 'radio:yes_no', 'explain' => false),

+ );

+ }

+

+ /**

+ * Replace "error" strings with their real, localized form

+ *

+ * @param \phpbb\user phpBB User object

+ * @param array $error Array containing error strings

+ * Key values can either be a string with a language key or an array

+ * that will be passed to vsprintf() with the language key in the

+ * first array key.

+ *

+ * @return array Array containing the localized error strings

+ */

+ public function localize_errors(\phpbb\user $user, $error)

+ {

+ foreach ($error as $key => $lang)

+ {

+ if (is_array($lang))

+ {

+ $lang_key = array_shift($lang);

+ $error[$key] = vsprintf($user->lang($lang_key), $lang);

+ }

+ else

+ {

+ $error[$key] = $user->lang("$lang");

+ }

+ }

+

+ return $error;

+ }

+

+ /**

+ * Handle deleting avatars

+ *

+ * @param \phpbb\db\driver\driver_interface $db phpBB dbal

+ * @param \phpbb\user $user phpBB user object

+ * @param array $avatar_data Cleaned user data containing the user's

+ * avatar data

+ * @param string $table Database table from which the avatar should be deleted

+ * @param string $prefix Prefix of user data columns in database

+ * @return null

+ */

+ public function handle_avatar_delete(\phpbb\db\driver\driver_interface $db, \phpbb\user $user, $avatar_data, $table, $prefix)

+ {

+ if ($driver = $this->get_driver($avatar_data['avatar_type']))

+ {

+ $driver->delete($avatar_data);

+ }

+

+ $result = $this->prefix_avatar_columns($prefix, self::$default_row);

+

+ $sql = 'UPDATE ' . $table . '

+ SET ' . $db->sql_build_array('UPDATE', $result) . '

+ WHERE ' . $prefix . 'id = ' . (int) $avatar_data['id'];

+ $db->sql_query($sql);

+

+ // Make sure we also delete this avatar from the users

+ if ($prefix === 'group_')

+ {

+ $result = $this->prefix_avatar_columns('user_', self::$default_row);

+

+ $sql = 'UPDATE ' . USERS_TABLE . '

+ SET ' . $db->sql_build_array('UPDATE', $result) . "

+ WHERE user_avatar = '" . $db->sql_escape($avatar_data['avatar']) . "'";

+ $db->sql_query($sql);

+ }

+ }

+

+ /**

+ * Prefix avatar columns

+ *

+ * @param string $prefix Column prefix

+ * @param array $data Column data

+ *

+ * @return array Column data with prefixed column names

+ */

+ public function prefix_avatar_columns($prefix, $data)

+ {

+ foreach ($data as $key => $value)

+ {

+ $data[$prefix . $key] = $value;

+ unset($data[$key]);

+ }

+

+ return $data;

+ }

+}